EP 2984100 B1 20170405 - PROCESS FOR THE PREPARATION OF DROSPIRENONE
Title (en)
PROCESS FOR THE PREPARATION OF DROSPIRENONE
Title (de)
VERFAHREN ZUR HERSTELLUNG VON DROSPIRENON
Title (fr)
PROCÉDÉ DE PRÉPARATION DE DROSPIRÉNONE
Publication
Application
Priority
IB 2013052918 W 20130412
Abstract (en)
[origin: WO2014167386A1] A process is disclosed wherein, using either 17a-(3-hydroxypropyl)-6p,7p;15p,16p- dimethylene-5p-androstane-3p,5,17p-triol (II) or 3β,5^ΐΙ^κ^-6β,7β;15β,16β- dimethylene-5β,17α-pregnane-21,17-carbolactone (III) as starting material, through a single-step reaction it is obtained drospirenone (I), a synthetic steroid with progestogenic, antimineralocorticoid and antiandrogenic activity, useful for preparing pharmaceutical compositions with contraceptive action.
IPC 8 full level
C07J 53/00 (2006.01)
CPC (source: EP US)
A61P 15/18 (2017.12 - EP); C07J 53/008 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2014167386 A1 20141016; AR 095833 A1 20151111; BR 112015025816 A2 20170725; BR 112015025816 B1 20210202; CA 2909087 A1 20141016; CA 2909087 C 20200107; CN 105164144 A 20151216; CN 105164144 B 20170308; DK 2984100 T3 20170710; EP 2984100 A1 20160217; EP 2984100 B1 20170405; ES 2630331 T3 20170821; HU E032858 T2 20171128; JP 2016516095 A 20160602; JP 6469078 B2 20190213; MX 2015014331 A 20151208; MX 356791 B 20180612; PL 2984100 T3 20171031; PT 2984100 T 20170714; US 2016052960 A1 20160225; US 9556220 B2 20170131
DOCDB simple family (application)
IB 2013052918 W 20130412; AR P140101552 A 20140411; BR 112015025816 A 20130412; CA 2909087 A 20130412; CN 201380075453 A 20130412; DK 13726285 T 20130412; EP 13726285 A 20130412; ES 13726285 T 20130412; HU E13726285 A 20130412; JP 2016507067 A 20130412; MX 2015014331 A 20130412; PL 13726285 T 20130412; PT 13726285 T 20130412; US 201314783830 A 20130412